{"product_id":"open-source-voice-audio-wifi-bluetooth-development-board-with-touch-physical-buttons","title":"Open-Source Voice Audio WiFi Bluetooth Development Board With Touch Physical Buttons","description":"Overview: \u003cbr\u003e\nHardware Characteristics: ESP32-LyraT is an open-source development board for Espressif Systems’ Audio Development Framework (ADF). It is designed for smart speakers and smart-home applications. The dev board consists of the ESP32-WROVER module, a Micro SD card, expansion interfaces, touch buttons and several function keys. \u003cbr\u003e\nWide Applicability: With a great variety of voice commands, interactive voice functions and a rich peripheral set, ESP32-LyraT allows the fast development of applications relating to consumer electronics, wearables, smart home and industrial automation. \u003cbr\u003e\nExcellent Performance: It facilitates the quick and easy development of dual-mode (Bluetooth + Wi-Fi) audio solutions , also supporting  one-key  Wi-Fi configuration, a wake-up button, voice wake-up, voice recognition, cloud platform access, and an audio player. \u003cbr\u003e\n \u003cbr\u003e\nFeatures: \u003cbr\u003e\nVarious mainstream, both lossy and lossless, compressed audio formats, including M4A, AAC, FLAC, OGG, OPUS, MP3, etc. \u003cbr\u003e\nOne-key configuration and wake-up from the standby mode. \u003cbr\u003e\nSupport SoftAP and Station mode. \u003cbr\u003e\nVarious wireless protocols: Wi-Fi 802.11b\/g\/n, Classic BT and BLE. \u003cbr\u003e\nA series of audio inputs, including Wi-Fi, BT-audio, DLNA, Line-in, etc. \u003cbr\u003e\nBLE network configuration, and smart network configuration with apps, such as WeChat. \u003cbr\u003e\nTwo microphones for the development of near-field and far-field voice recognition applications. \u003cbr\u003e\nPeripherals for differentiated demands. \u003cbr\u003e\n \u003cbr\u003e\nApplications: \u003cbr\u003e\nInteractive voice functions. \u003cbr\u003e\nConsumer electronics. \u003cbr\u003e\nConsumer wearables. \u003cbr\u003e\nSmart home . \u003cbr\u003e\nIndustrial automatio. \u003cbr\u003e\n \u003cbr\u003e\nPackage includes: \u003cbr\u003e\n1 x ESP32-LyraT Development Board. \u003cbr\u003e\n \u003cbr\u003e\n1. ESP32-WROVER Module: ESP32-WROVER is a powerful, general-purpose Wi-Fi+BT+BLE MCU module thattargets a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming and MP3 decoding. For more information, please refer to the User Manual. \u003cbr\u003e\n2. Micro SD Card: Supports SPI,1-bit and 4-bit modes. \u003cbr\u003e\n3. Audio Output AUX_IN: Works as the input to the ES8388 codec. \u003cbr\u003e\n4. USB-UART Interface and USB Power Supply Interface: USB-UART Interface: the integrated CP2102N-A01-GQFN28 chip is used to convert USB to UART and supports a baud rate of up to 3 Mbit\/s. USB Power Supply Interface: the working current of the Wi-Fi module is very high at peak times. Therefore, a power supply with a capacity of more than 500 mA is recommended\u003cbr\u003e\n5. Touch Buttons: Four touch buttons are available on the development board: Play, Set, Vol+ and Vol–. Used as keys for audio functions, they bring such advantages as reduced BOM cost and design flexibility. \u003cbr\u003e\n6. Speaker Interfaces: Supports two external speakers. ","brand":"GreenZech","offers":[{"title":"Default Title","offer_id":44965324095658,"sku":"GZMBN-2739-01-EC","price":47.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0280\/6179\/4375\/files\/c796289b-e09c-46fb-9460-56cbbcdb3da5.jpg?v=1690540668","url":"https:\/\/greenzech.com\/products\/open-source-voice-audio-wifi-bluetooth-development-board-with-touch-physical-buttons","provider":"GreenZech","version":"1.0","type":"link"}